3646314635149 has 2 divisors, whose sum is σ = 3646314635150. Its totient is φ = 3646314635148.

The previous prime is 3646314635123. The next prime is 3646314635203. The reversal of 3646314635149 is 9415364136463.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3572062200100 + 74252435049 = 1889990^2 + 272493^2 .

It is an emirp because it is prime and its reverse (9415364136463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3646314635149 - 2¹³ = 3646314626957 is a prime.

It is a super-2 number, since 2×3646314635149² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3646314635149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3646314638149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1823157317574 + 1823157317575.

It is an arithmetic number, because the mean of its divisors is an integer number (1823157317575).

Almost surely, 2^{3646314635149} is an apocalyptic number.

It is an amenable number.

3646314635149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3646314635149 is an equidigital number, since it uses as much as digits as its factorization.

3646314635149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16796160, while the sum is 55.

The spelling of 3646314635149 in words is "three trillion, six hundred forty-six billion, three hundred fourteen million, six hundred thirty-five thousand, one hundred forty-nine".